[GitHub] [hive] ayushtkn commented on a change in pull request #3058: HIVE-25990: Optimise multiple copies in case of CTAS in external tables for Object stores.

[GitBox <gi...@apache.org>]

ayushtkn commented on a change in pull request #3058:
URL: https://github.com/apache/hive/pull/3058#discussion_r821537432



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File path: ql/src/java/org/apache/hadoop/hive/ql/exec/Utilities.java
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@@ -1514,6 +1523,17 @@ public static void mvFileToFinalPath(Path specPath, Configuration hconf,
     fs.delete(taskTmpPath, true);
   }
 
+  private static void createFileList(Set<FileStatus> filesKept, Path srcPath, Path targetPath, FileSystem fs)
+      throws IOException {
+    try (FSDataOutputStream outStream = fs.create(new Path(targetPath, BLOB_FILES_KEPT))) {
+      outStream.writeBytes(srcPath.toString() + System.lineSeparator());

Review comment:
       Have added a comment above explaining the reason, as discussed offline




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